High quality material — Aquarium decorative stones are high quality processed, environmentally friendly and safe. The refined workmanship provides a smooth surface without sharp edges. Reusable — Aquarium stone ornaments repeatedly absorb light and emit light. They absorb and store energy after being irradiated with visible light such as sunlight and lights, and can naturally glow in the dark for a long time. i> Many shapes and colors — 100 pieces have bright colors and various shapes of marine animals. Each pack of resin stones brings you a colorful glow in the dark and gives your garden a whimsical atmosphere. i> Multifunctional —Pebbles are ideal for decorating aquariums, gardens, flower pots, potted plants, sidewalks and driveways. The luminous stones can be used as decoration for clear glass vases, decorations for bars and children’s games. i> Shine in the dark — Each pack of resin stones makes for a glowing party in the dark and gives your decoration a dreamlike